What would happen to Earth's orbit if the Sun were to suddenly turn into a black hole?
A) It would continue in its current orbit.
B) It would spiral away.
C) It would be sucked in.
D) It is impossible to determine.

Question

Quizplus · Accepted Answer

The mass of the Sun would remain the same even if it were to turn into a black hole. As such, the gravitational pull of the Sun (now a black hole) on Earth would remain the same. Therefore, Earth would continue in its current orbit around the Sun (which has now become a black hole).

What Would Happen to Earth's Orbit If the Sun Were